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/*
* MONA
* Copyright (C) 1997-2002 BRICS.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include <stdlib.h>
#include <stdio.h>
#include "dfalib.h"
void mdDump(mdDfa *dfa, FILE *file)
{
int i;
fprintf(file,
"digraph MONA_DFA_BDD {\n"
" center = true;\n"
" size = \"10.5,7.5\"\n"
" orientation = landscape;\n"
" node [shape=record];\n"
" s1 [shape=record,label=\"");
for (i = 0; i < dfa->states; i++) {
fprintf(file, "{%d|<%d> %d}",
(dfa->f[i] == mdREJECT) ? -1 :
(dfa->f[i] == mdACCEPT) ? 1 : 0,
i, i);
if (i+1 < dfa->states)
fprintf(file, "|");
}
fprintf(file, "\"];\n");
fprintf(file, " node [shape = circle];");
for (i = 0; i < dfa->bddNodes; i++)
if (dfa->bdd[i].idx != -1)
fprintf(file, " %d [label=\"%d\"]", i, dfa->bdd[i].idx);
fprintf(file, "\n node [shape = box];");
for (i = 0; i < dfa->bddNodes; i++)
if (dfa->bdd[i].idx == -1)
fprintf(file, " %d [label=\"%d\"]", i, dfa->bdd[i].lo);
fprintf(file, "\n");
for (i = 0; i < dfa->states; i++)
fprintf(file, " s1:%d -> %d [style=bold];\n", i, dfa->behaviour[i]);
for (i = 0; i < dfa->bddNodes; i++)
if (dfa->bdd[i].idx != -1) {
mNode lo = dfa->bdd[i].lo;
mNode hi = dfa->bdd[i].hi;
fprintf(file, " %d -> %d [style=dashed];\n", i, lo);
fprintf(file, " %d -> %d [style=filled];\n", i, hi);
}
fprintf(file, "}\n");
}
int main(int argc, char *argv[])
{
mdDfa *dfa;
FILE *file;
if (argc != 3) {
printf("usage: dfa2dot <dfa-file> <dot-file>\n");
exit(-1);
}
dfa = mdLoad(argv[1]);
if (!dfa) {
printf("dfa load error\n");
exit(-1);
}
if (!(file = fopen(argv[2], "w"))) {
printf("unable to write to %s\n", argv[2]);
exit(-1);
}
mdDump(dfa, file);
fclose(file);
mdFree(dfa);
exit(0);
}
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